Old 09-25-2011, 01:03 PM
  #24261  
cheryl222
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Join Date: Feb 2007
Posts: 493
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I bought a Singer 403 and a Singer Stylist 457. Both have what looks like a class 66 bobbin plastic bobbin. I bought a couple of packs of class 66 at Walmart (metal) and they won't work. Am I wrong in thinking these machines take the class 66?
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